FLYNN J. E, & SEGIL A. W. STEFFY G. R. ARCHITECTURAL INTERIORS SYSTEMS, LIGHTING AND ACOUSTICS, AIR- CONDITIONING , BUILDING- ENVIRONMENTAL ENGINEERING, 2ND ED, - VAN NOSTRAND REINHOLD NEW YORK 1999 - 326 ISBN: 0-442-22765-5 Dewey Class. No.: 729.2